WILMINGTON, Mass.--(BUSINESS WIRE)--Charles River Laboratories International, Inc. (NYSE: CRL) today reported its results for the third quarter of 2011. For the quarter, net sales from continuing operations were $277.6 million, an increase of 2.5% from $270.9 million in the third quarter of 2010. Foreign currency translation benefited the reported sales by 3.7%. Sales increased in the Research Models and Services (RMS) segment, but declined in the Preclinical Services (PCS) segment.